Kari, Greg, and Don talk about pre-harvest applications to control post-harvest rots and late-season insect pests. Don Seifrit (host) Kari Peter (speaker) Greg Krawczyk (speaker) Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under an Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Image credit: K. Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests...
Aug 16, 2023•34 min•Season 4Ep. 19
Jim Schupp highlights the importance of leaf analysis for orchard nutrition, and Kari highlights mid-season disease pressures. Spraying by the Numbers (link below) is discussed in-depth during Kari’s update. Spraying by the Numbers Don Seifrit (host) Kari Peter (speaker) Greg Krawczyk (speaker) Photo credit: K. Peter, Penn State Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under an Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign u...
Jul 14, 2023•28 min•Season 4Ep. 18
Kari, Greg, and Don highlight some mid-season issues to be aware of, and Kari clarifies “wetting hours” versus “wedding hours.” Don Seifrit (host) Kari Peter (speaker) Greg Krawczyk (speaker) Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under an Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Photo: K. Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit...
Jul 07, 2023•34 min•Season 4Ep. 17
Kari, Greg, and Don discuss changes in insect and disease pressure due to the rapidly changing weather conditions. Additionally, Dr. Daniel Weber has a brief additional segment highlighting the multi-state Virtual Meetups. Virtual meetups can be joined at: bit.ly/2023-virtual-meetup Don Seifrit (host) Kari Peter (speaker) Greg Krawczyk (speaker) Daniel Weber (speaker) Lead Image: K. Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up...
Jun 26, 2023•48 min•Season 4Ep. 16
Kari, Greg, and Don discuss unexpected difficulties in mid-June. High (low?) lights include brown marmorated stink bug, hail damage, and bitter rot. Kari’s update start: 0:53 Greg’s update start: 16:48 Don Seifrit (host) Kari Peter (speaker) Greg Krawczyk (speaker) Lead Image: Brown marmorated stink bug adults. Photo: G. Krawczyk, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing...
Jun 15, 2023•33 min•Season 4Ep. 15
Kari, Don, Greg, and Jim talk about strange early-season weather. Jim provides advice for late and emergency thinning procedures. Kari and Greg highlight the current concerns in their specialties. Don Seifrit (host) Kari Peter (speaker) Greg Krawczyk (speaker) Jim Schupp (speaker) Lead Image: Edwin Winzeler, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Jun 02, 2023•40 min•Season 4Ep. 14
Kari and Don record an in-person episode! Kari has a hefty pathology update, with special attention to fire blight. Scout your fields! Episode speakers: Don Seifrit Kari Peter Lead photo: K. Peter, Penn State Special Notice: Bilingual Pesticide Labeling Webinar The EPA has announced a public webinar/forum to discuss upcoming changes regarding pesticide label availability and accessibility to non-English speaking farm workers on Thursday, June 15, 2023, from 5:00 p.m. to 7:00 p.m. The goal is to ...
May 23, 2023•29 min
Kari and Don talk about a slowed-down Spring with Greg and highlight previous updates from the specialists depending on the geographic region listeners are in. Greg discusses how to calculate growing degree days for (more) accurate predictions of insect activity. Scout your fields! Don Seifrit (host) Kari Peter (host) Greg Krawczyk (speaker) Image: G. Krawczyk, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main...
May 15, 2023•26 min•Season 4Ep. 12
Kari and Don are joined again by Drs. Greg Krawczyk and Jim Schupp. Jim highlights more information about thinning as the weather (hopefully) improves, and Greg talks about what to expect in insect development. Kari discusses several of the diseases to keep an eye out for over the next week. Don Seifrit (host) Kari Peter (host) Greg Krawczyk (speaker) Jim Schupp (speaker) Image: Don Seifrit, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign ...
May 05, 2023•29 min•Season 4Ep. 11
Kari and Don are joined again by Drs. Greg Krawczyk and Jim Schupp. Jim and Greg highlight how the cold weather affects their specialties, and Kari shifts gears into apple scab and Marsonnina blotch management. Don Seifrit (host) Kari Peter (host) Greg Krawczyk (speaker) Jim Schupp (speaker) Photo: K. Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
May 01, 2023•27 min•Season 4Ep. 10
Kari and Don discuss fire blight and Marsonnina blight risk in orchards, give an update (and a correction) from Dr. Krawczyk, and highlight upcoming Penn State Extension programming. Hosts: Don Seifrit Kari Peter To register for the Spring Orchard Meeting near you, visit: https://extension.psu.edu/spring-orchard-meetings Photo: Greg Krawczyk, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During...
Apr 25, 2023•28 min•Season 4Ep. 9
Kari and Don discuss summer in April with a lookout for fire blight and other diseases. Don Seifrit (host) Kari Peter (host) Lead Image: K. Imhoff Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Apr 19, 2023•20 min•Season 4Ep. 8
Kari and Don highlight some early-season concerns after a cold weekend that is leading into a hot week. Hosts: Don Seifrit Kari Peter Lead Image: D. Seifrit, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Apr 11, 2023•15 min•Season 4Ep. 7
The first Fruit Bite of the growing season! Kari and Don highlight some early-season disease management with an apple scab infection period on the horizon. Speakers: Don Seifrit and Kari Peter Photo Credit: Dr. K. Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Apr 05, 2023•9 min•Season 4Ep. 6
Kari and Don speak with Dr. Holly Bartholomew from the USDA-ARS. Holly outlines her research on patulin, what mycotoxins are, and why management is important. Don Seifrit (host), Kari Peter (speaker) Holly Bartholomew (speaker) Lead Image: Kari Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Mar 27, 2023•19 min
Kari and Don are joined again by Dr. Jurick, USDA, and Dr. Dianiris Luciano-Rosario from the University Of Wisconsin. Dianiris highlights her work on bin sanitation from mold spores and the differences in sanitation between wooden and plastic bins. Hosts: Don Seifrit and Kari Peter Wayne Jurick (speaker), Dianiris Luciano-Rosario (speaker) Penicillium expansum : biology, omics, and management tools for a global postharvest pathogen causing blue mould of pome fruit Lead Image: Kari Peter, Penn St...
Mar 21, 2023•23 min•Season 4Ep. 4
Kari and Don are joined once again by Dr. Jurick as he discusses basic research and the research focus of his laboratory and provides insight into the next few episodes. Episode Host/Speakers: Don Seifrit (host) Kari Peter (speaker) Wayne Jurick (speaker) Photo Credit: Kari Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Mar 08, 2023•17 min•Season 4Ep. 3
In this first full-length episode of Season 4, Kari and Don welcome back Johanny Castro with information about his continued work over the past year. Additionally, Dr. Wayne Jurick from the USDA joins the conversation. Dr. Jurick and his lab will be special guests over the next few weeks as we dive deeper into the topic of post-harvest rots. Don Seifrit (host) Kari Peter (speaker) Johanny Castro (speaker) Wayne Jurick (speaker) https://www.ars.usda.gov/people-locations/person/?person-id=44968 Le...
Feb 28, 2023•48 min•Season 4Ep. 1
In the first episode of season 4, Kari and Don highlight canker management during winter pruning and highlight some potential upcoming episodes. Don Seifrit (host) Kari Peter (speaker) Lead Image: Dr. Gary Moorman, Penn State (retired) Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Feb 08, 2023•19 min•Season 4Ep. 1
In this 9th Fruit Bite, Don and Kari discuss Fall/Winter weed control, some end-of-season disease management, and year-end weather station maintenance. Don Seifrit (host) Kari Peter (speaker) Image courtesy of SeagullNady on Pixabay.com Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Oct 25, 2022•17 min0
In this 8th Fruit Bite, Kari and Don discuss pre-harvest treatments for insects, disease, and post-harvest rot coverage and control. Don Seifrit (host) Kari Peter (speaker) Lead Image: J. Castro, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Aug 29, 2022•11 min0
In this 7th Fruit Bite, Kari and Don highlight the timing for leaf analysis, aphid control, and early harvest stone fruit disease control. If someone is interested in doing soil or leaf analysis, here is a link to the Penn State analytical services laboratory: https://agsci.psu.edu/aasl Don Seifrit (host) Kari Peter (speaker) Lead Image: K. Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests D...
Jul 14, 2022•14 min
Dr. Peter and Don interview Dr. Phillip Martin, a former Ph.D. student of Kari’s, who performed his work on bitter rot. Phillip tells us all about the fungal cause of the disease and management techniques. Don Seifrit (host) Kari Peter (host) Dr. Phillip Martin (guest) Lead Image: Dr. Kari Peter, Penn State University Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
Jul 08, 2022•51 min•Season 3Ep. 4
In this Fruit Bite, Kari has a big disease update. She highlights bitter rot and bitter rot control. The bacterial spot of stone fruit gets the spotlight this week, too. Bacterial spot control is discussed. Don Seifrit (host) Kari Peter (speaker) Lead Image: K. Peter, Penn State Kari's latest article: 2022 Disease Update: Prevent Bitter Rot on Apple Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the...
Jun 16, 2022•13 min
In this 5th Fruit Bite, Kari highlights codling moths and pheromone trapping, fire blight infections and tool cleaning, and rosy apple aphid control. Keep an eye out for sooty blotch and flyspeck. If anyone wants to register for the Fruit Research and Extension Center field day in Biglerville, please reach out to Dr. Peter by email, at kap22@psu.edu . Don Seifrit (host) Kari Peter (speaker) Lead Image: K. Peter, Penn State Make sure you sign up to get notified of future Extension events for tree...
Jun 06, 2022•19 min
The fourth Fruit Bite episode talks about caution during chemical thinning in response to the weather, especially after looking at models in previous weeks, fire blight and apple scab, and plum curculio. Don Seifrit (host) Kari Peter (speaker) Lead Image: Jim Schupp, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
May 19, 2022•12 min0
The third Fruit Bite episode talks about fire blight, caution during chemical thinning in response to the weather, plum curculio, and white peach scale. Don Seifrit (host) Kari Peter (speaker) Lead Image: K. Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
May 10, 2022•17 min0
The second Fruit Bite highlights early-season issues with an emphasis on some disease pressure and insect reproduction prevention. Don Seifrit (host), Kari Peter (speaker) Lead Image: K. Peter, Penn State Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season...
May 04, 2022•14 min0
Don and Kari debut “Fruit Bites,” a new, short form of the Dr. Tree Fruit and Don podcast to provide information more often in a condensed format. Fruit Bites will be released about once a week. Kari highlights updates from herself and the other specialists discussing apple scab, powdery mildew, brown rot, white peach scale, and more. Speakers: Don Seifrit (host) Kari Peter, Associate Research Professor, Tree Fruit Pathology Make sure you sign up to get notified of future Extension events for tr...
Apr 29, 2022•12 min0
Hello Listeners! The meeting in North East, PA, is ON for May 12, 2022. Don had some confusion between northeast and “North East." ;) In this 1-on-1 episode, Dr. Peter provides an update on fire blight, apple scab, and several other diseases. Don also highlights upcoming in-person Penn State Extension events. Spring Orchard Meetings Registration Don Seifrit (host), Kari Peter (speaker) Lead Image: Dr. Kari Peter, Penn State University Make sure you sign up to get notified of future Extension eve...
Apr 21, 2022•23 min•Season 3Ep. 3
